Cher was the belle of the ball at the 2024 iHeartRadio Music Awards. The music legend, 77, looked completely ageless as she accepted the Icon Award for her seven decades in the entertainment industry. Before the Burlesque actress was bestowed with the honor, Meryl Streep gave a heartfelt speech about being a huge fan of Cher and reflected on their memories working together. “You know that Cher has had a number one record in each of the last seven decades?” the Oscar winner gushed to the audience. Jennifer Hudson sang the Moonstruck star’s hit “If I Could Turn Back Time” and joined the “Dark La…